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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [xen-4.6-testing bisection] complete test-amd64-i386-xl-qemut-debianhvm-amd64
branch xen-4.6-testing xenbranch xen-4.6-testing job test-amd64-i386-xl-qemut-debianhvm-amd64 testid debian-hvm-install Tree: linux git://xenbits.xen.org/linux-pvops.git Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git Tree: qemuu git://xenbits.xen.org/qemu-xen.git Tree: xen git://xenbits.xen.org/xen.git *** Found and reproduced problem changeset *** Bug is in tree: xen git://xenbits.xen.org/xen.git Bug introduced: 747df3c055e17fdd5871cce9daa87fff05cf1b8d Bug not present: 5ae011e6620fb3fdc1127c84873718ada4589e1c Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/112758/ commit 747df3c055e17fdd5871cce9daa87fff05cf1b8d Author: Jan Beulich <jbeulich@xxxxxxxx> Date: Thu Aug 17 15:13:14 2017 +0200 gnttab: don't use possibly unbounded tail calls There is no guarantee that the compiler would actually translate them to branches instead of calls, so only ones with a known recursion limit are okay: - __release_grant_for_copy() can call itself only once, as __acquire_grant_for_copy() won't permit use of multi-level transitive grants, - __acquire_grant_for_copy() is fine to call itself with the last argument false, as that prevents further recursion, - __acquire_grant_for_copy() must not call itself to recover from an observed change to the active entry's pin count This is part of XSA-226. Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> master commit: 999d2ccb7f73408aa22656e1ba2f98b077eaa1c2 master date: 2017-08-17 14:39:18 +0200 For bisection revision-tuple graph see: http://logs.test-lab.xenproject.org/osstest/results/bisect/xen-4.6-testing/test-amd64-i386-xl-qemut-debianhvm-amd64.debian-hvm-install.html Revision IDs in each graph node refer, respectively, to the Trees above. ---------------------------------------- Running cs-bisection-step --graph-out=/home/logs/results/bisect/xen-4.6-testing/test-amd64-i386-xl-qemut-debianhvm-amd64.debian-hvm-install --summary-out=tmp/112758.bisection-summary --basis-template=112661 --blessings=real,real-bisect xen-4.6-testing test-amd64-i386-xl-qemut-debianhvm-amd64 debian-hvm-install Searching for failure / basis pass: 112717 fail [host=huxelrebe0] / 112661 [host=fiano1] 112648 [host=nocera1] 111514 [host=italia1] 111492 ok. Failure / basis pass flights: 112717 / 111492 (tree with no url: minios) (tree with no url: ovmf) (tree with no url: seabios) Tree: linux git://xenbits.xen.org/linux-pvops.git Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git Tree: qemuu git://xenbits.xen.org/qemu-xen.git Tree: xen git://xenbits.xen.org/xen.git Latest a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 1ac8162d8323481ea5fb9cf20c5b830c4ffb7aec Basis pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b d708b695a36b4fdcd8e48e6fc8e611e010f5280b Generating revisions with ./adhoc-revtuple-generator git://xenbits.xen.org/linux-pvops.git#b65f2f457c49b2cfd7967c34b7a0b04c25587f13-a97a16f18c4895e41951a44d27af8af0b8f1d897 git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860 git://xenbits.xen.org/qemu-xen-traditional.git#57ca3f4a3092695dd553d3ff4540f5559b1c8fc7-57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 git://xenbits.xen.org/qemu-xen.git#4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b-4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b git://xenbits.xen.org/xen.git#d708b695a36b4fdcd8e48e6fc8e611e010f5280b-1ac8162d8323481ea5fb9cf20c5b830c4ffb7aec adhoc-revtuple-generator: tree discontiguous: linux-pvops Loaded 1003 nodes in revision graph Searching for test results: 111467 [host=chardonnay1] 111492 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b d708b695a36b4fdcd8e48e6fc8e611e010f5280b 111514 [host=italia1] 112661 [host=fiano1] 112648 [host=nocera1] 112683 fail irrelevant 112698 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 1ac8162d8323481ea5fb9cf20c5b830c4ffb7aec 112748 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 5ae011e6620fb3fdc1127c84873718ada4589e1c 112753 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 747df3c055e17fdd5871cce9daa87fff05cf1b8d 112735 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b d708b695a36b4fdcd8e48e6fc8e611e010f5280b 112739 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 1ac8162d8323481ea5fb9cf20c5b830c4ffb7aec 112740 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 5ae011e6620fb3fdc1127c84873718ada4589e1c 112742 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 5ae011e6620fb3fdc1127c84873718ada4589e1c 112755 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 5ae011e6620fb3fdc1127c84873718ada4589e1c 112745 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 747df3c055e17fdd5871cce9daa87fff05cf1b8d 112717 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 1ac8162d8323481ea5fb9cf20c5b830c4ffb7aec 112758 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 747df3c055e17fdd5871cce9daa87fff05cf1b8d Searching for interesting versions Result found: flight 111492 (pass), for basis pass Result found: flight 112698 (fail), for basis failure Repro found: flight 112735 (pass), for basis pass Repro found: flight 112739 (fail), for basis failure 0 revisions at a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 57ca3f4a3092695dd553d3ff4540f5559b1c8fc7 4e35ab1edd74b7d24b7a4aaebe75fe68222a2f2b 5ae011e6620fb3fdc1127c84873718ada4589e1c No revisions left to test, checking graph state. Result found: flight 112742 (pass), for last pass Result found: flight 112745 (fail), for first failure Repro found: flight 112748 (pass), for last pass Repro found: flight 112753 (fail), for first failure Repro found: flight 112755 (pass), for last pass Repro found: flight 112758 (fail), for first failure *** Found and reproduced problem changeset *** Bug is in tree: xen git://xenbits.xen.org/xen.git Bug introduced: 747df3c055e17fdd5871cce9daa87fff05cf1b8d Bug not present: 5ae011e6620fb3fdc1127c84873718ada4589e1c Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/112758/ commit 747df3c055e17fdd5871cce9daa87fff05cf1b8d Author: Jan Beulich <jbeulich@xxxxxxxx> Date: Thu Aug 17 15:13:14 2017 +0200 gnttab: don't use possibly unbounded tail calls There is no guarantee that the compiler would actually translate them to branches instead of calls, so only ones with a known recursion limit are okay: - __release_grant_for_copy() can call itself only once, as __acquire_grant_for_copy() won't permit use of multi-level transitive grants, - __acquire_grant_for_copy() is fine to call itself with the last argument false, as that prevents further recursion, - __acquire_grant_for_copy() must not call itself to recover from an observed change to the active entry's pin count This is part of XSA-226. Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> master commit: 999d2ccb7f73408aa22656e1ba2f98b077eaa1c2 master date: 2017-08-17 14:39:18 +0200 Revision graph left in /home/logs/results/bisect/xen-4.6-testing/test-amd64-i386-xl-qemut-debianhvm-amd64.debian-hvm-install.{dot,ps,png,html,svg}. ---------------------------------------- 112758: tolerable ALL FAIL flight 112758 xen-4.6-testing real-bisect [real] http://logs.test-lab.xenproject.org/osstest/logs/112758/ Failures :-/ but no regressions. Tests which did not succeed, including tests which could not be run: test-amd64-i386-xl-qemut-debianhvm-amd64 10 debian-hvm-install fail baseline untested jobs: test-amd64-i386-xl-qemut-debianhvm-amd64 fail ------------------------------------------------------------ sg-report-flight on osstest.test-lab.xenproject.org logs: /home/logs/logs images: /home/logs/images Logs, config files, etc. are available at http://logs.test-lab.xenproject.org/osstest/logs Explanation of these reports, and of osstest in general, is at http://xenbits.xen.org/gitweb/?p=osstest.git;a=blob;f=README.email;hb=master http://xenbits.xen.org/gitweb/?p=osstest.git;a=blob;f=README;hb=master Test harness code can be found at http://xenbits.xen.org/gitweb?p=osstest.git;a=summary _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx https://lists.xen.org/xen-devel
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